APA (7th ed.) Citation

Turbayne, A. A. (1968). Monograms and ciphers. Dover.

Chicago Style (17th ed.) Citation

Turbayne, A. A. Monograms and Ciphers. Nueva York: Dover, 1968.

MLA (9th ed.) Citation

Turbayne, A. A. Monograms and Ciphers. Dover, 1968.